Ora Mendelsohn Rosen

Ora Mendelsohn Rosen (October 26, 1935 – May 30, 1990) was an American medical researcher who investigated the influence of hormones, particularly insulin, on the control of cell growth. She was a professor at the Albert Einstein College of Medicine and Memorial Sloan Kettering Cancer Center and a member of the National Academy of Sciences.

Early life Rosen was born and raised on the Upper West Side of Manhattan. Isaac Mendelsohn, her father, was a professor of Semitic languages at Columbia University and her mother, Fanny Soier, was a remedial reading teacher; both were Zionists. Her brother was Ezra Mendelsohn, a professor of Jewish history at the Hebrew University of Jerusalem. Rosen studied biology at Barnard College, graduating in 1956, the same year that she married the physician Samuel Rosen; they had two sons. She went on to complete a medical degree at the Columbia University College of Physicians and Surgeons in 1960. After the death of her husband in the early 1980s, Rosen married Jerard Hurwitz, a fellow American Cancer Society member and researcher at Memorial Sloan Kettering. and elected to the National Academy of Sciences; she also received an award from the American Medical Women's Association.

Death Rosen died of breast cancer in Manhattan on May 30, 1990, at the age of 54.